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50501201 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

50501201: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: STEEL INNER RACE, bore_diameter: 1.0000 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, special_features: SPACER 1.0000 IN. WIDE BETWEEN BEARINGS IN, overall_outside_diameter: 2.9850 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 3110-01-029-3307, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
50501201
NSN: 3110-01-029-3307
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
materialSTEEL INNER RACE
bore_diameter1.0000 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
special_featuresSPACER 1.0000 IN. WIDE BETWEEN BEARINGS IN
overall_outside_diameter2.9850 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-01-029-3307
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 50501201 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 2.9850 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 1.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL INNER RACE
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER2.9850 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURESSPACER 1.0000 IN. WIDE BETWEEN BEARINGS IN
BORE DIAMETER1.0000 INCHES NOMINAL IN
MATERIALSTEEL INNER RACE
MATERIALSTEEL OUTER RACE
MATERIALCOPPER ALLOY RETAINER
MATERIALGREASE LUBRICATION
MATERIALSTEEL BALL
SUBSTITUTES & CROSS-REFERENCES 3
5-4567-CReference document
Same NSN cross-reference
Reference document — Secondary reference
2835258Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
25231-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 50501201?
50501201 is a BEARING,BALL,DUPLEX.
What parts can replace 50501201?
There are 3 known substitutes for 50501201: 5-4567-C, 2835258, 25231-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 50501201?
50501201 is cataloged in the U.S. Government catalog under NSN 3110-01-029-3307. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.